// Copyright (c) 2006 - 2008, Markus Strauch.
// All rights reserved.
// 
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
// 
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// this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above copyright notice, 
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// 
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package net.sf.sdedit.ui.components;

/**
 * An interface for objects that can be in the state of being stained or clean.
 * When the state changes, its {@linkplain StainedListener}s are notified.
 * 
 * @author Markus Strauch
 * 
 */
public interface Stainable {

	/**
	 * Adds a <tt>StainedListener</tt> interested in this <tt>Stainable</tt>'s
	 * state.
	 * 
	 * @param listener
	 *            a <tt>StainedListener</tt> interested in this
	 *            <tt>Stainable</tt>'s state
	 */
	public void addStainedListener(StainedListener listener);

}
